diff options
| -rw-r--r-- | python/examples/futureHouse/futureHouse.py | 92 |
1 files changed, 81 insertions, 11 deletions
diff --git a/python/examples/futureHouse/futureHouse.py b/python/examples/futureHouse/futureHouse.py index 54d5118..7391bfc 100644 --- a/python/examples/futureHouse/futureHouse.py +++ b/python/examples/futureHouse/futureHouse.py @@ -5,6 +5,7 @@ import time import random import Adafruit_BMP.BMP085 as BMP085 import Adafruit_DHT +import RPi.GPIO as GPIO sensor = BMP085.BMP085() @@ -71,6 +72,10 @@ def callback(message, channel): # print 'Altitude = {0:0.2f} m'.format(sensor.read_altitude()) # print 'Sealevel Pressure = {0:0.2f} Pa'.format(sensor.read_sealevel_pressure()) # + if 'openDoor' in message: + moveDoor("open") + elif 'closeDoor' in message: + moveDoor("close") def error(message): @@ -93,19 +98,84 @@ pubnub.subscribe(channel, callback=callback, error=callback, # http://www.raspberrypi.org/forums/viewtopic.php?f=37&t=32826 +def moveDoor(direction): + GPIO.setmode(GPIO.BOARD) + StepPins = [26,24,22,19] + + # Set all pins as output + for pin in StepPins: + print "Setup pins" + GPIO.setup(pin,GPIO.OUT) + GPIO.output(pin, False) + + stepCount = 8 + globalcount = 1600 + cycles = 0 + stepCounter = 0 + waitTime = 0.000001 + + openSeq = range(0, stepCount) + openSeq[0] = [1,0,0,0] + openSeq[1] = [1,1,0,0] + openSeq[2] = [0,1,0,0] + openSeq[3] = [0,1,1,0] + openSeq[4] = [0,0,1,0] + openSeq[5] = [0,0,1,1] + openSeq[6] = [0,0,0,1] + openSeq[7] = [1,0,0,1] + + closeSeq = range(0, stepCount) + closeSeq[7] = [1,0,0,0] + closeSeq[6] = [1,1,0,0] + closeSeq[5] = [0,1,0,0] + closeSeq[4] = [0,1,1,0] + closeSeq[3] = [0,0,1,0] + closeSeq[2] = [0,0,1,1] + closeSeq[1] = [0,0,0,1] + closeSeq[0] = [1,0,0,1] + + # Choose a sequence to use + + if direction == "open": + seq = openSeq + elif direction == "close": + seq = closeSeq + else: + return + + # Start main loop + while 1==1: + for pin in range(0, 4): + xpin = StepPins[pin] + + pinVal = seq[stepCounter][pin] + + if pinVal!=0: + #print " Step %i Enable %i" %(StepCounter,xpin) + GPIO.output(xpin, True) + else: + GPIO.output(xpin, False) + + stepCounter += 1 + cycles +=1 + + #print " Stepcounter: %i" %(StepCounter) + # If we reach the end of the sequence + # start again + if (stepCounter==stepCount): + stepCounter = 0 + + if (stepCounter<0): + stepCounter = stepCount + + if (globalcount == cycles): + sys.exit() + + # Wait before moving on + time.sleep(waitTime) + # Initialise the PWM device using the default address pwm = PWM(0x40, debug=False) - -def setServoPulse(channel, pulse): - pulseLength = 1000000 # 1,000,000 us per second - pulseLength /= 60 # 60 Hz - print "%d us per period" % pulseLength - pulseLength /= 4096 # 12 bits of resolution - print "%d us per bit" % pulseLength - pulse *= 1000 - pulse /= pulseLength - pwm.setPWM(channel, 0, pulse) - pwm.setPWMFreq(60) # Set frequency to 60 Hz while (True): for x in range(0,7) : |